CN111897184A - A projection platform for digital media - Google Patents
A projection platform for digital media Download PDFInfo
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- CN111897184A CN111897184A CN202010779234.6A CN202010779234A CN111897184A CN 111897184 A CN111897184 A CN 111897184A CN 202010779234 A CN202010779234 A CN 202010779234A CN 111897184 A CN111897184 A CN 111897184A
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/562—Screens moving during projection
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
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Abstract
本发明公开了一种数字媒体的投影平台,包括外壳、伸缩机构、固定板、第一滑块、第二滑块、第一连接杆、第二连接杆、转动柱、第一螺杆、第二螺杆、第一电机、收放机构和固定机构;该数字媒体的投影平台设置有伸缩机构,在使用的时候,第一电机带动第一螺杆转动,第一螺杆和第二螺杆一起转动,从而使第一滑块和第二滑块相向或者相背移动,第一连接杆的两端分别在第一螺杆和外壳上转动,第二连接杆的两端分别在第一螺杆和外壳上转动,从而调节外壳和固定板之间的距离,从而调节收放机构和固定板之间的距离,方便观看者从固定板和收放机构之间穿过,便于连续的观看收放机构上的景象。
The invention discloses a digital media projection platform, comprising a casing, a telescopic mechanism, a fixing plate, a first sliding block, a second sliding block, a first connecting rod, a second connecting rod, a rotating column, a first screw rod, a second A screw, a first motor, a retractable mechanism and a fixing mechanism; the projection platform of the digital media is provided with a telescopic mechanism, when in use, the first motor drives the first screw to rotate, and the first screw and the second screw rotate together, so that the The first sliding block and the second sliding block move toward or away from each other, the two ends of the first connecting rod rotate on the first screw rod and the casing respectively, and the two ends of the second connecting rod rotate on the first screw rod and the casing, respectively The distance between the casing and the fixed plate is adjusted so as to adjust the distance between the retractable mechanism and the fixed plate, which is convenient for the viewer to pass through between the fixed plate and the retractable mechanism, and facilitates continuous viewing of the scene on the retractable mechanism.
Description
技术领域technical field
本发明涉及投影技术领域,具体为一种数字媒体的投影平台。The invention relates to the technical field of projection, in particular to a projection platform for digital media.
背景技术Background technique
数字媒体属于工学学科门类,是指以二进制数的形式记录、处理、传播、获取过程的信息载体。这些载体包括数字化的文字、图形、图像、声音、视频影像和动画等感觉媒体,和表示这些感觉媒体的表示媒体(编码)等,通称为逻辑媒体,以及存储、传输、显示逻辑媒体的实物媒体。数字媒体的投影是指将数字化的文字、图形、图像、声音、视频影像和动画等感觉媒体进行投影,便于使用者的阅读,从而有利于使用者对信息进行分析。Digital media belongs to the category of engineering disciplines, and refers to the information carrier of the process of recording, processing, dissemination and acquisition in the form of binary numbers. These carriers include digital text, graphics, images, sounds, video images, animations and other sensory media, and presentation media (coding) representing these sensory media, commonly known as logical media, and physical media that store, transmit, and display logical media. . Projection of digital media refers to the projection of digital text, graphics, images, sounds, video images and animations and other sensory media, which is convenient for users to read and analyze information.
在将数字媒体利用投影仪投影到幕布上的时候,在观看的时候,有时候没有其他的通道,从而会使观看者从幕布前面通过,从而会使观看者对投影仪投放的光线进行阻挡,不利于幕布上的场景的观看,为此我们提出一种数字媒体的投影平台用于解决上述问题。When projecting digital media onto a screen using a projector, sometimes there are no other channels during viewing, so that the viewer will pass in front of the screen, which will block the light projected by the projector. It is not conducive to the viewing of the scene on the screen, so we propose a digital media projection platform to solve the above problems.
发明内容SUMMARY OF THE INVENTION
本发明的目的在于提供一种数字媒体的投影平台,以解决上述背景技术中提出的问题。The purpose of the present invention is to provide a projection platform for digital media to solve the above-mentioned problems in the background art.
为实现上述目的,本发明提供如下技术方案:一种数字媒体的投影平台,包括外壳,所述外壳固定于伸缩机构,所述伸缩机构包括固定板、第一滑块、第二滑块、第一连接杆、第二连接杆、转动柱、第一螺杆、第二螺杆和第一电机,所述第一连接杆的一端转动连接于所述外壳、另一端转动连接于所述第一滑块,所述第二连接杆的一端转动连接于所述外壳、另一端转动连接于所述第二滑块,所述第一连接杆通过所述转动柱转动连接于所述第二连接杆,所述第一滑块和所述第二滑块均滑动连接于所述固定板,所述第一滑块螺纹连接于所述第一螺杆,所述第二滑块螺纹连接于所述第二螺杆,所述第一螺杆固定于所述第二螺杆,所述第一螺杆和所述第二螺杆均转动连接于所述固定板,所述第一螺杆背离所述第二螺杆的一端套接有所述第一电机,所述第一电机固定安装于所述固定板,所述第一螺杆上的螺纹和所述第二螺杆上的螺纹方向相反;所述外壳中安装有收放机构,所述外壳固定有固定机构,所述收放机构固定有所述固定机构。In order to achieve the above purpose, the present invention provides the following technical solutions: a digital media projection platform, comprising a casing, the casing is fixed on a telescopic mechanism, and the telescopic mechanism includes a fixed plate, a first slider, a second slider, a first A connecting rod, a second connecting rod, a rotating column, a first screw rod, a second screw rod and a first motor, one end of the first connecting rod is rotatably connected to the housing, and the other end is rotatably connected to the first slider , one end of the second connecting rod is rotatably connected to the housing, the other end is rotatably connected to the second sliding block, and the first connecting rod is rotatably connected to the second connecting rod through the rotating column, so The first slider and the second slider are both slidably connected to the fixing plate, the first slider is threadedly connected to the first screw rod, and the second slider is screwed to the second screw rod , the first screw is fixed on the second screw, the first screw and the second screw are both connected to the fixing plate in rotation, and the end of the first screw away from the second screw is sleeved with a For the first motor, the first motor is fixedly installed on the fixing plate, and the threads on the first screw rod are in opposite directions to the screw threads on the second screw rod; The housing is fixed with a fixing mechanism, and the retracting mechanism is fixed with the fixing mechanism.
优选的,所述伸缩机构还包括齿轮a和链条b,所述固定板呈匚形结构,所述第一螺杆设有两个,所述第一螺杆套接有所述齿轮a,所述链条b啮合于所述齿轮a。Preferably, the telescopic mechanism further includes a gear a and a chain b, the fixing plate is in a trough-shaped structure, there are two first screws, the first screw is sleeved with the gear a, and the chain b meshes with the gear a.
优选的,所述收放机构包括转轴、幕布和第二电机,所述转轴缠绕有所述幕布,所述幕布的一端固定于所述转轴,所述第二电机套接有所述转轴,所述第二电机安装于所述外壳。Preferably, the retracting mechanism includes a rotating shaft, a curtain and a second motor, the rotating shaft is wound with the curtain, one end of the curtain is fixed on the rotating shaft, and the second motor is sleeved with the rotating shaft, so The second motor is mounted on the housing.
优选的,所述收放机构还包括卡杆,所述卡杆固定于所述幕布背离所述转轴的一端,所述卡杆卡合于所述外壳。Preferably, the retracting mechanism further includes a clamping rod, the clamping rod is fixed on an end of the curtain away from the rotating shaft, and the clamping rod is engaged with the casing.
优选的,所述固定机构包括固定杆、固定环、第一卡环、第二卡环和推杆,所述固定杆呈L形结构,所述固定杆固定于所述外壳的底端,所述固定杆上固定有所述固定环,所述卡杆上固定有所述第一卡环,所述第一卡环上滑动连接有所述第二卡环,所述推杆固定于所述第二卡环,所述推杆滑动连接于所述第一卡环,所述固定环的中心以及所述第一卡环的中心处于同一中心处。Preferably, the fixing mechanism includes a fixing rod, a fixing ring, a first snap ring, a second snap ring and a push rod, the fixing rod has an L-shaped structure, and the fixing rod is fixed on the bottom end of the casing, so The fixing ring is fixed on the fixing rod, the first clamping ring is fixed on the clamping rod, the second clamping ring is slidably connected to the first clamping ring, and the push rod is fixed on the The second snap ring, the push rod is slidably connected to the first snap ring, and the center of the fixing ring and the center of the first snap ring are at the same center.
优选的,所述固定机构还包括弹簧,所述弹簧的一端固定于所述第一卡环,所述弹簧的另一端固定于所述第二卡环。Preferably, the fixing mechanism further includes a spring, one end of the spring is fixed to the first snap ring, and the other end of the spring is fixed to the second snap ring.
与现有技术相比,本发明的有益效果是:该数字媒体的投影平台设置有伸缩机构,在使用的时候,第一电机带动第一螺杆转动,第一螺杆和第二螺杆一起转动,从而使第一滑块和第二滑块相向或者相背移动,第一连接杆的两端分别在第一螺杆和外壳上转动,第二连接杆的两端分别在第一螺杆和外壳上转动,从而调节外壳和固定板之间的距离,从而调节收放机构和固定板之间的距离,方便观看者从固定板和收放机构之间穿过,便于连续的观看收放机构上的景象。Compared with the prior art, the beneficial effect of the present invention is that: the projection platform of the digital media is provided with a telescopic mechanism, when in use, the first motor drives the first screw to rotate, and the first screw and the second screw rotate together, thereby The first sliding block and the second sliding block are moved toward or away from each other, the two ends of the first connecting rod rotate on the first screw rod and the casing respectively, and the two ends of the second connecting rod respectively rotate on the first screw rod and the casing, Thus, the distance between the casing and the fixed plate is adjusted, thereby adjusting the distance between the retractable mechanism and the fixed plate, which facilitates the viewer to pass between the fixed plate and the retractable mechanism, and facilitates continuous viewing of the scene on the retractable mechanism.
附图说明Description of drawings
图1为本发明的整体结构示意图;Fig. 1 is the overall structure schematic diagram of the present invention;
图2为图1所示的伸缩机构和外壳的连接结构示意图;Figure 2 is a schematic diagram of the connection structure of the telescopic mechanism and the casing shown in Figure 1;
图3为图2所示的A部放大图;Fig. 3 is the enlarged view of A part shown in Fig. 2;
图4为图2所示的B部放大图。FIG. 4 is an enlarged view of part B shown in FIG. 2 .
图中:1、外壳;2、伸缩机构;21、固定板;22、第一滑块;23、第二滑块;24、第一连接杆;25、第二连接杆;26、转动柱;27、第一螺杆;28、第二螺杆;29、第一电机;29a、齿轮;29b、链条;3、收放机构;31、转轴; 32、卡杆;33、幕布;34、第二电机;4、固定机构;41、固定杆;42、固定环;43、第一卡环;44、第二卡环;45、推杆;46、弹簧。In the figure: 1. Housing; 2. Telescopic mechanism; 21. Fixed plate; 22. First slider; 23, Second slider; 24, First connecting rod; 25, Second connecting rod; 26, Rotating column; 27, the first screw; 28, the second screw; 29, the first motor; 29a, the gear; 29b, the chain; 3, the retractable mechanism; 31, the rotating shaft; 4, the fixing mechanism; 41, the fixing rod; 42, the fixing ring; 43, the first snap ring; 44, the second snap ring; 45, the push rod; 46, the spring.
具体实施方式Detailed ways
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
请参阅图1-4,本发明提供一种技术方案:一种数字媒体的投影平台,包括外壳1,所述外壳1固定于伸缩机构2,所述伸缩机构2包括固定板21、第一滑块22、第二滑块23、第一连接杆24、第二连接杆25、转动柱26、第一螺杆27、第二螺杆28和第一电机29,所述第一连接杆24的一端转动连接于所述外壳1、另一端转动连接于所述第一滑块22,所述第二连接杆25的一端转动连接于所述外壳1、另一端转动连接于所述第二滑块23,所述第一连接杆24通过所述转动柱26转动连接于所述第二连接杆25,所述第一滑块22和所述第二滑块23均滑动连接于所述固定板21,所述第一滑块22螺纹连接于所述第一螺杆27,所述第二滑块23螺纹连接于所述第二螺杆28,所述第一螺杆27固定于所述第二螺杆28,所述第一螺杆27和所述第二螺杆28均转动连接于所述固定板21,所述第一螺杆27背离所述第二螺杆28的一端套接有所述第一电机29,所述第一电机29固定安装于所述固定板21,所述第一螺杆27上的螺纹和所述第二螺杆28上的螺纹方向相反;所述外壳1中安装有收放机构3,所述外壳1固定有固定机构4,所述收放机构3固定有所述固定机构4。1-4, the present invention provides a technical solution: a digital media projection platform, including a
进一步地,所述伸缩机构2还包括齿轮29a和链条29b,所述固定板21 呈匚形结构,所述第一螺杆27设有两个,所述第一螺杆27套接有所述齿轮 29a,所述链条29b啮合于所述齿轮29a;从而便于利用所述齿轮29a和所述链条29b更好的使对称设置的所述第一连接杆24和所述第二连接杆25的移动,便于所述外壳1更好的移动。Further, the
进一步地,所述收放机构3包括转轴31、幕布33和第二电机34,所述转轴31缠绕有所述幕布33,所述幕布33的一端固定于所述转轴31,所述第二电机34套接有所述转轴31,所述第二电机34安装于所述外壳1;从而在使用的时候,所述第二电机34启动,通过所述第二电机34带动所述转轴31 转动,从而利用所述转轴31使所述幕布33缠绕和放开。Further, the
进一步地,所述收放机构3还包括卡杆32,所述卡杆32固定于所述幕布 33背离所述转轴31的一端,所述卡杆32卡合于所述外壳1;从而便于所述幕布33的定位,便于所述幕布33的放下。Further, the
进一步地,所述固定机构4包括固定杆41、固定环42、第一卡环43、第二卡环44和推杆45,所述固定杆41呈L形结构,所述固定杆41固定于所述外壳1的底端,所述固定杆41上固定有所述固定环42,所述卡杆32上固定有所述第一卡环43,所述第一卡环43上滑动连接有所述第二卡环44,所述推杆45固定于所述第二卡环44,所述推杆45滑动连接于所述第一卡环43,所述固定环42的中心以及所述第一卡环43的中心处于同一中心处;从而便于将所述卡杆32和所述固定杆41进行固定,防止所述幕布33的抖动。Further, the
进一步地,所述固定机构4还包括弹簧46,所述弹簧46的一端固定于所述第一卡环43,所述弹簧46的另一端固定于所述第二卡环44;从而便于所述第二卡环44的卡合,便于所述第二卡合的复位。Further, the
工作原理:本发明在使用的时候,首先固定板21安装于墙面上,第一电机29带动第一螺杆27转动,第一螺杆27和第二螺杆28一起转动,从而使第一滑块22和第二滑块23相向或者相背移动,第一连接杆24的两端分别在第一螺杆27和外壳1上转动,第二连接杆25的两端分别在第一螺杆27和外壳1上转动,从而调节外壳1和固定板21之间的距离,从而调节幕布33和固定板21之间的距离,方便观看者从固定板21和幕布33之间穿过,便于连续的观看幕布33上的景象;第二电机34转动,第二电机34带动转轴31转动,从而使幕布33固定有卡杆32的一端向固定杆41的方向移动,然后将推杆45带动第二卡环44向卡杆32的一端移动,弹簧46受力压缩,并且第二卡环44和第一卡环43之间形成一个开口,然后使第一卡环43套接入固定环 42,然后放开推杆45,弹簧46使第二卡环44复位,便于第二卡环44背离弹簧46的一端抵触于第一卡环43,从而便于第一卡环43和第二卡环44和固定环42固定,防止幕布33抖动。Working principle: when the present invention is in use, first the
在本发明的描述中,需要理解的是,术语“内外”、“上下”、“前后”、“左右”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明的限制。In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "inside and outside", "up and down", "front and rear", "left and right", etc. are based on the orientation or positional relationship shown in the accompanying drawings, only for the purpose of It is convenient to describe the present invention and to simplify the description, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.
在本发明中,除非另有明确的规定和限定,术语“安装”、“设置”、“连接”、“固定”等术语应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或成一体;可以是机电连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通或两个元件的相互作用关系,除非另有明确的限定,对于本领域的普通技术人员而言,可以根据具体情况理解上述术语在本发明中的具体含义。In the present invention, unless otherwise expressly specified and limited, the terms "installation", "arrangement", "connection", "fixation" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be an electromechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements, unless otherwise specified For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.
Claims (6)
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